package demo5;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: Lenovo
 * Date: 2025-03-25
 * Time: 23:24
 */
// 接口2：同名抽象方法 run()
public interface Playable {
    void run();  // 抽象方法：听音乐
}
